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Forum Discussion

Jordan_Bean_883's avatar
Jordan_Bean_883
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Feb 17, 2009

NAT not working, possible ARP issues

We have a pair of older 4U Big IP's running BIG-IP Kernel 4.2PTF-10 Build95 in active/passive mode. We used these previously with no issues with one interface as an external interface and the other a...
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Jordan_Bean_883's avatar
Jordan_Bean_883
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Feb 18, 2009
Oh, the blade switch is running STP, so one of the links is inactive. Yesterday we put a VMware VM on the VLAN behind the LB and all seems fine. Something odd seems to be happing with ARP and the blade switch. We're going to contact the vendor.